DIN EN ISO 21149:2017
Cosmetics - Microbiology - Enumeration and detection of aerobic mesophilic bacteria (ISO 21149:2017); German version EN ISO 21149:2017

Standard No.
DIN EN ISO 21149:2017
Release Date
2017
Published By
German Institute for Standardization
Status
Replace By
DIN EN ISO 21149 A1 E:2021-12
Latest
DIN EN ISO 21149:2023-01
Replace
DIN EN ISO 21149:2009
Scope
This document gives general guidelines for enumeration and detection of aerobic mesophilic bacteria present in cosmetics - by counting the colonies on agar medium after aerobic incubation, or - by checking the absence of bacterial growth after enrichment. Because of the large variety of cosmetic products within this field of application, this method may not be appropriate for some products in every detail (e. g. certain water immiscible products). Other methods (e. g. automated) may be substituted for the tests presented here provided that their equivalence has been demonstrated or the method has been otherwise shown to be suitable. If needed, microorganisms enumerated or detected may be identified using suitable identification tests described in the standards given in the Bibliography. In order to ensure product quality and safety for consumers, it is advisable to perform an appropriate microbiological risk analysis to determine the types of cosmetic products to which this document is applicable. Products considered to present a low microbiological risk (see ISO 29621) include those with low water activity, hydro-alcoholic products, extreme pH values, etc.

DIN EN ISO 21149:2017 Referenced Document

  • DIN EN ISO 18415:2017 Cosmetics - Microbiology - Detection of specified and non-specified microorganisms (ISO 18415:2017); German version EN ISO 18415:2017
  • DIN EN ISO 18416:2016 Cosmetics - Microbiology - Detection of Candida albicans
  • DIN EN ISO 21148:2017 Cosmetics - Microbiology - General instructions for microbiological examination (ISO 21148:2017); German version EN ISO 21148:2017
  • DIN EN ISO 21150:2016 Cosmetics - Microbiology - Detection of Escherichia coli
  • DIN EN ISO 22717:2016 Cosmetics - Microbiology - Detection of Pseudomonas aeruginosa
  • DIN EN ISO 22718:2016 Cosmetic products – Microbiology – Detection of Staphylococcus aureus
  • DIN EN ISO 29621:2017 Cosmetics - Microbiology - Guidelines for the risk assessment and identification of microbiologically low-risk products (ISO 29621:2017); German version EN ISO 29621:2017
  • EN 1040:2005 Chemical disinfectants and antiseptics - Quantitative suspension test for the evaluation of basic bactericidal activity of chemical disinfectants and antiseptics - Test method and requirements (phase 1)*2024-04-20 Update
  • EN 12353:2013 Chemical disinfectants and antiseptics - Preservation of test organisms used for the determination of bactericidal (including Legionella), mycobactericidal, sporicidal, fungicidal and virucidal (including bacteriophages) activity
  • ISO 18415:2007 Cosmetics - Microbiology - Detection of specified and non-specified microorganisms
  • ISO 18416:2015 Cosmetics - Microbiology - Detection of Candida albicans
  • ISO 21148:2017 Cosmetics - Microbiology - General instructions for microbiological examination
  • ISO 21150:2015 Cosmetics - Microbiology - Detection of Escherichia coli
  • ISO 22717:2015 Cosmetics - Microbiology - Detection of Pseudomonas aeruginosa
  • ISO 22718:2015 Cosmetics — Microbiology — Detection of Staphylococcus aureus
  • ISO 29621:2017 Cosmetics - Microbiology - Guidelines for the risk assessment and identification of microbiologically low-risk products

DIN EN ISO 21149:2017 history

  • 2023 DIN EN ISO 21149:2023-01 Cosmetics - Microbiology - Enumeration and detection of aerobic mesophilic bacteria (ISO 21149:2017 + Amd 1:2022); German version EN ISO 21149:2017 + A1:2022
  • 1970 DIN EN ISO 21149 A1 E:2021-12
  • 2017 DIN EN ISO 21149:2017 Cosmetics - Microbiology - Enumeration and detection of aerobic mesophilic bacteria (ISO 21149:2017); German version EN ISO 21149:2017
  • 2009 DIN EN ISO 21149:2009 Cosmetics - Microbiology - Enumeration and detection of aerobic mesophilic bacteria (ISO 21149:2006); English version of DIN EN ISO 21149:2009-10
Cosmetics - Microbiology - Enumeration and detection of aerobic mesophilic bacteria (ISO 21149:2017); German version EN ISO 21149:2017



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